#### Answer

$f'(t)=7t^4-5t$

#### Work Step by Step

$f(t)=1.4t^5-2.5t^2+6.7$
Power Rule
$f(t)=1.4(5)t^{5-1}-2.5(2)t^{2-1}+0$
Simplify
$f'(t)=7t^4-5t$

Published by
Cengage

ISBN 10:
1285740629

ISBN 13:
978-1-28574-062-1

$f'(t)=7t^4-5t$

$f(t)=1.4t^5-2.5t^2+6.7$
Power Rule
$f(t)=1.4(5)t^{5-1}-2.5(2)t^{2-1}+0$
Simplify
$f'(t)=7t^4-5t$

You can help us out by revising, improving and updating this answer.

Update this answerAfter you claim an answer you’ll have **24 hours** to send in a draft. An editor
will review the submission and either publish your submission or provide feedback.